Battery charger



FIG. 1 is a top, front, right side perspective view of a battery charger, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and

FIG. 8 is a top, rear, right side perspective view of the battery charger of FIG. 1 , shown in a first condition of use, with cables installed on the charger.

The broken lines on the battery charger depict portions of the battery charger that form no part of the claimed design. In FIG. 8 , the broken lines depicting cables depict environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a battery charger, as shown and described. 